Top 9 Best Garbage Disposals For Septic Systems – [Reviews]

Best Garbage Disposals For Septic Systems Reviews

Septic tanks are used in the majority of houses nowadays. Therefore we write a detailed review about the best garbage disposals for septic tanks. First, let me give you a piece of brief information about the best garbage disposals for septic systems.

It is a tank that is installed underground in order to collect and decompose the waste materials. It is usually made up of concrete, fiberglass, or plastic. It carries all the waste until the solid waste settles down and the insoluble materials like oil and grease float on the top in the form of scum.

You might be facing some difficulty in finding garbage disposal for septic tanks. There are some disposals that are designed especially for septic tanks. In this article, I am going to explain the 9 best garbage disposals for septic.

Image Product Feature Price
1.

 

 

Noiseless grinding,
Powerful Dura-drive induction motor,
Multi-grind technology,
Stainless steel components
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2.

 

 

Powerful Vortex motor,
SoundShield,
Pre-installed power cord,
Septic safe
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3.

 

 

Light in weight,
Pre-installed power cord,
Continuous-feed disposal,
EZ mounting system
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4.

 

 

Dura-drive induction motor,
Stainless steel components,
Space-saving design,
Easy to install and replace
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5.

 

 

3-bolt mounting system,
Continuous-feed disposal,
Grinding chamber made up of glass-filled nylon,
Pre-installed power cord
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6.

 

 

Corrosion-resistant,
Swamp installation,
Single-grinding stage,
Powerful motor
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7.

 

 

Powerful Vortex motor,
SoundShield,
Septic safe,
Pre-installed power cord
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8.

 

 

Pre-installed power cable,
Multi-functional stopper,
Powerful DC motor,
4-year warranty
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9.

 

 

Drain boosting technology,
Easy to install,
The 3-bolt mounting system,
Stainless steel components
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BEST GARBAGE DISPOSALS FOR SEPTIC SYSTEMS

1. InSinkErator Garbage Disposal, Evolution Excel:

InSinkErator Garbage Disposal Evolution ExcelManufacturer: InSinkErator
Item weight:
20 pounds
Dimensions:
13 x 12 x 12 inches
Voltage:
120 volts
Horsepower:
1 hp

Key Features:

  • Noiseless grinding
  • Powerful Dura-drive induction motor
  • Multi-grind technology
  • Stainless steel components

The garbage disposals of the InSinkErator Evolution series have proved to be the best and the most reliable. This Evolution Excel disposal consists of a 1 Hp dura-drive induction motor. It is considered to be the most powerful motor for home use. The spinning rate of impellers is 1725 RPM.

The speed is enough to grind every type of food waste, leftovers, tough scraps like bones, coffee grounds, the skin of fruits and vegetables, and even the melon rinds easily. The 3-stage Multigrind technology is used in this disposal. It allows the chewing of the toughest food waste materials.

All the grinding components are made up of galvanized stainless steel. Stainless steel allows smooth grinding. It avoids destructing jams and clogs making your disposal live longer. For the insulation of sound, SoundSeal technology is used in this disposal.

This technology has proved to be the best insulator of sound. Because of this, the disposal carries the grinding process noiselessly and provides you with a noise-free environment. A really impressive feature is the auto-reverse grind system. This system allows the blades to spin in the reverse direction whenever you turn the disposal on. In case of any clog or jam, the blades will automatically change their spinning direction.

This feature helps in resolving the jams and clogs. An anti-vibration mounting system makes this disposal whisper-quiet. Like most of the InSinkErator models, the Quick-lock mounting system is used in this disposal. It makes the installation process easy and quick.

You can easily replace it with the old InSinkErator model. A splash shield comes with the disposal, which can be removed for easy cleaning. This disposal comes with a 7-year limited in-home warranty. . Along with all these amazing features, this disposal owns a fancy look too. The size, power, and design make it the perfect disposal for septic tanks.

Pros
  • SoundSeal technology
  • Auto-reverse system
  • Anti-vibration mount
  • Quick-Lock mounting system
  • Durable and long-lasting
Cons
  • Expensive
  • Power cord not included

2. Moen GX50C Prep Series 1/2 HP Continuous-Feed Garbage Disposal:

Moen GX50C Prep Series 1 2 HP Continuous-Feed Garbage Disposal

Manufacturer: Moen
Item weight:
13 pounds
Dimensions:
9.69 x 9.39 x 14.88 inches
Voltage:
115 volts
Horsepower:
1/2 hp

Key Features:

  • Powerful Vortex motor
  • SoundShield
  • Pre-installed power cord
  • Septic safe

This Moen garbage disposal consists of a powerful Vortex motor. The motor of 1 HP and the spinning rate of 2600 RPM collectively make this disposal ideal for kitchens with loads of cleaning work. The high spinning rate protects the disposal from ruinous jamming.

SoundShield is installed in this disposal for the insulation of sound. It allows the disposal to carry out noiseless grinding. The power cord comes pre-installed at the disposal. So, you will not have to buy it separately. The hard-wiring can also be done easily.

This disposal is designed to be used safely with normal-sized septic tanks. The compact space-saving design and the lightweight make the installation of this disposal easy. Universal Xpress mounting system is used in this waste disposal making the installation process a breeze.

This garbage disposal works on the principle of continuous feeding. It means that the waste can be added to the disposal while it’s running. A removable splash guard, a sink flange, and a drain stopper come with this disposal. This disposal comes with a 5-year limited in-home warranty.

Pros
  • Compact design
  • Xpress mounting system
  • Easy installation
  • High spinning rate
  • Removable splash guard
Cons
  • The sink collar is very small

3. Waste King Legend Series 1 HP Garbage Disposal:

Waste King Legend Series 1 HP Garbage DisposalManufacturer: Waste King
Item weight:
11.94 pounds
Dimensions:
8.5 x 8.5 x 16 inches
Voltage:
115 volts
Power:
1 hp

Key Features:

  • Light in weight
  • Pre-installed power cord
  • Continuous-feed disposal
  • EZ mounting system

Such powerful disposal at such a low price is not less than a miracle. This Waste King garbage disposal consists of a powerful permanent magnet motor of 1 hp. The spinning rate of impellers is 2800 RPM. This is one of the most powerful disposals in the market. It can eat up everything put inside it.

All the grinding components are made up of stainless steel. Stainless steel allows the disposal to carry out a corrosion-free grinding, making your disposal long-lasting. The high spinning rate and the stainless steel components simultaneously protect your disposal from jams and corrode.

This disposal functions on the principle of continuous feeding. It means that the waste can be added to it while the disposal is running. The EZ quick-and-lock design makes the installation process easy and fast. This disposal comes with a pre-installed 32-inch power cable.

So, you will not have to buy it separately. A splashguard comes with the disposal, which can be removed for easy cleaning. This waste disposal has a compact design. Compact space-saving design allows it to fit in a small space under your sink. This disposal is light in weight, making the installation and replacement easier.

A manual reset button is installed at this disposal. Because of this, the disposal will turn off automatically when faces any dangerous clog or jam. It can be turned on again by clicking the reset button. It protects your disposal from destruction. For the insulation of sound, SoundShield is designed to give its users a noise-free environment.

This disposal comes with a 20-year limited-in-home warranty. If you have a septic tank installed in your home. Then I will suggest you get this one in your kitchen. It is because this disposal is powerful, light in weight, compact, and is ideal for normal-sized septic tanks.

Pros
  • Compact design
  • SoundSHIELD
  • Stainless steel components
  • Manual reset button
Cons
  • The warranty of this disposal does not cover leakage problems

4. InSinkErator Garbage Disposal, Badger 5, 1/2 HP Continuous-Feed:

InSinkErator Garbage Disposal Badger 5 HP Continuous FeedManufacturer: In-Sink-Erator
Item weight:
13.52 pounds
Dimensions:
6.31 x 6.31 x 11.5 inches
Voltage:
120 volts
Power:
½ hp

Key Features:

  • Dura-drive induction motor
  • Stainless steel components
  • Space-saving design
  • Easy to install and replace

This is another masterpiece of the InSinkerator Badger series. Badger Series garbage disposals are the most reliable ones. They have always proven to be the best and long-lasting. Badger 5 consists of a powerful dura-drive motor having ½ hp power.

The dura-drive induction motor allows this disposal to chop every type of daily food scraps. All the grinding components are made up of high-quality stainless steel which protects your disposal from jamming and rusting.

This waste disposal has a compact space-saving design that allows it to fit in a small space under your sink. Quick-lock mounting system allows an easy and quick installation. It can easily be replaced with an older InSinkErator model. It is not wrong to say that you will not need a plumber for the installation and replacement process. You can do it by yourself easily.

This disposal is plugged in with the help of hard-wiring as no power cord comes with the disposal. This waste disposal works very quietly offering you a whisper-quiet environment. This disposal is one of the best garbage disposals for septic because of the features it provides.

This disposal comes with a 2-year limited-in-home warranty. Also, this garbage disposal is not so expensive. If affordability is your major concern, then I will recommend you to buy this one.

Pros
  • Affordable and reliable
  • Swamp installation
  • Sound insulation
  • Quick-lock mounting system
Cons
  • The power cord does not come with the disposal

5. Waste King Knight A1SPC Garbage Disposal:Waste King Knight A1SPC Garbage Disposal

Manufacturer: Waste King
Item weight:
16 pounds
Dimensions:
9 x 9 x 15.9 inches
Power:
1 hp
Voltage:
115 volts

Key Features:

  • 3-bolt mounting system
  • Continuous-feed disposal
  • Grinding chamber made up of glass-filled nylon
  • Pre-installed power cord

This Waste King knight garbage disposal consists of a permanent magnet motor of 1 hp and a spinning rate of 2800 RPM. It has all the qualities which make garbage disposal perfect for septic tanks. It has sound insulation installed in it to reduce the grinding sound.

The powerful motor allows the grinding of waste food material into small pieces. The chances of clogs and jams in this disposal are almost none. The 3-bolt mounting system allows an easy and quick installation. It allows it to be replaced easily with other Moen, InSinkErator, and Waste King models.

A pre-installed power cord comes with this disposal. So, you will not have to buy it separately. The grinding chamber is made up of glass-filled nylon which protects the disposal from corrosion. All the grinding constituents are made up of high-quality stainless steel, which allows corrosion-free grinding and increases the life of the disposal.

This garbage disposal is continuous-feed disposal. It means that the waste can be added to this disposal while it is running. This disposal comes with a lifetime warranty. The warranty includes the replacement in case of any defect. It is one of the best, powerful, and most reliable disposals you can find in the market.

Pros
  • Silencer technology
  • Jam-free grinding
  • Septic safe
  • Lifetime warranty
Cons
  • A bit heavy

6. InSinkErator 79024-ISE Garbage Disposal:

Manufacturer: Emerson
Item weight:
17.61 pounds
Dimensions:
6.75 x 6.75 x 12.63 inches
Power: 1 hp
Voltage:
120 volts

Key Features:

  • Corrosion-resistant
  • Swamp installation
  • Single-grinding stage
  • Powerful motor

Here is another classic disposal of the Badger Series. This garbage disposal consists of a 1 hp dura-drive induction motor and a 1725 rpm spinning rate. This motor has enough power to grind every type of food scraps like peels of fruits and vegetables, bones, coffee grounds, etc.

It will chop the waste material into small particles preventing jams and clogs. It will make your kitchen work easy and will help you to maintain the hygienic environment of your kitchen. All the grinding components are made up of corrosion-resistant material.

It allows the jamless grinding and protects the disposal from rust and corrodes. It also makes your disposal durable and long-lasting. Quick Lock mounting system is used in this disposal. It makes the installation and replacement processes easy and quick.

This garbage disposal has a compact space-saving design which allows it to fit in a small space under your sink. A stainless steel flange, a drain stopper, and a removable splash guard come with this disposal. The only drawback in this disposal is that it is a little overweight. This disposal is not so expensive.

If you are finding disposal at an affordable price having great features, then I will suggest you buy this one. All its features make it one of the best garbage disposals for septic. This garbage disposal comes with a 7-year limited-in-home warranty.

Pros
  • Quick-Lock mounting system
  • 26 oz grinding chamber
  • Compact design
  • Easy installation and replacement
Cons
  • Over-weight

7. Moen GXS75C Host Series 3/4 HP Continuous-Feed Garbage Disposal:

Moen GXS75C Host Series 3 4 HP Continuous-Feed Garbage Disposal

Manufacturer: Moen
Item weight:
7.75 pounds
Dimensions:
9.69 x 9.69 x 14.88 inches
Power:
¾ hp
Voltage:
115 volts

Key Features:

  • Powerful Vortex motor
  • SoundShield
  • Septic safe
  • Pre-installed power cord

This Moen garbage disposal consists of a ¾ Hp Vortex motor. The spinning rate of impellers is 2700 RPM (revolutions per minute). The powerful motor and high spinning rate allow the disposal to carry out jam-free grinding.

The power of the motor of this disposal is less than the others but it is enough to manage the chopping of daily food scraps. It is best for those people who do frequent cooking and need a proper cleanup setup. The SoundShield deadens the grinding sound and gives you a noise-free environment. The installation process is easy because it is light in weight and comes with a pre-installed power cord.

Universal Xpress mounting system makes the installation quick. This disposal owns a compact design which allows it to fit in a small space under the sink. This garbage disposal can also be installed with an air switch button.

This disposal acts on the principle of continuous feeding. It means that you can add the waste to the disposal while it is running. The grinding chamber and all other grinding components are made up of high-quality stainless steel.

The things which come with this waste disposal include; a removable splash guard, sink flange, drain stopper and drain elbow, etc. This disposal is designed to be used safely with normal-sized septic tanks. If you have a septic tank installed in your house, then this one is just perfect for you.

The best thing about Moen disposals is that they allow jamless grinding. You will probably not face any clog or jam. If any, you can use the 10-year limited-in-home warranty.

Pros
  • Easy to install
  • Jamless grinding
  • Light in weight
  • Compact design
Cons
  • Mixed reviews related to noise production

8. BECBAS ELEMENT 7 Garbage Disposal:

BECBAS ELEMENT 7 Garbage Disposal

Manufacturer: NINGBO ESON MOTOR CO., LTD.
Item weight:
11.7 pounds
Dimensions:
8.67 x 8.67 x 15.43 inches
Power:
1 hp
Voltage:
110 volts

Key Features:

  • Pre-installed power cable
  • Multi-functional stopper
  • Powerful DC motor
  • 4-year warranty

This garbage disposal consists of a powerful 1 hp permanent DC motor and a spinning rate of 2700 RPM. It has one of the most powerful motors. It has the ability to grind every type of food scraps into small pieces. It prevents jamming and makes your disposal long-lasting.

The corrosion-proof grinding chamber has a considerable capacity to carry out the grinding of a large amount of waste at a time. All the other grinding components are also made up of stainless steel. The stainless steel cutting rings are very sharp and hardened to carry out a powerful grinding.

They protect the disposal from destructing rusts and corrodes. The insulation has been installed in this disposal for the deadening of sound. The feature that makes it safe for use is the manual reset button. The manual reset button turns the disposal off in case of any rare clog.

It can be turned on again by pressing the manual reset button. A pre-installed power cord comes with this disposal. So, you will not have to buy it separately. It also makes the installation process easier. EZ mounting system is used in this disposal for easy and quick installation.

All the required tools come with the disposal. So, there will be no inconvenience in the installation process. This garbage disposal is continuous-feed disposal. It means that the waste can be added to the disposal while it is running.

A pre-installed power cord, a removable splash guard, a drain elbow, a drain stopper, a sink flange, and some other things come with this disposal. This disposal is designed to be used safely with the septic tanks. All its features are amazing and it is available at an affordable price.

So, we can say that it is the perfect disposal for septic tanks. It comes with a 4-year limited-in-home warranty. So, in case of any destruction or leakage, you can contact the seller and can get help.

Pros
  • Sharp cutting rings
  • Vibration-free grinding
  • Whisper-quiet
  • Manual reset button
Cons
  • The sink connection has to be tightened regularly

9. General Electric GFC520N Continuous-Feed Disposal:

General Electric GFC520N Continuous Feed DisposalManufacturer: General Electric
Item weight:
9 pounds
Dimensions:
6.7 x 6.9 x 15.1 inches
Power: ½ hp

Key Features:

  • Drain boosting technology
  • Easy to install
  • 3-bolt mounting system
  • Stainless steel components

This garbage disposal consists of a ½ hp motor. It has a spinning rate of over 2600 RPM. This disposal is very powerful and can grind the toughest food scrap easily. The 3-bolt mounting system allows an easy and quick installation.

The drain boosting technology is used in this disposal. It causes the water to enter the drain with a considerable force, reducing the chances of jams. The manual reset button turns the disposal off in case of any ruinous clog. It can be turned on again by pressing the manual reset button.

The dual swivel impellers and the two-level precutter allow fine grinding. All the components are made up of corrosion-resistant stainless steel. The grinding chamber has a relatively larger capacity. This disposal also works on the principle of continuous feeding.

Read: What Not to Put in Garbage Disposal with Septic Tank?

It is suggested to keep the water running while the grinding is taking place. This disposal can be used safely with the septic tanks or you can it is ideal for normal-sized septic tanks. It is because of its great features, affordable price, lightweight, compact design, and powerful grinding.

The things that come with this disposal include a drain stopper, a drain connector, sink flange, a splash guard, etc.

Pros
  • Manual reset button
  • Powerful grinding
  • Drain stopper and connector
  • Large capacity
Cons
  • Replacement is a bit difficult


If you have a septic tank installed in your house and you are looking for garbage disposal for your kitchen then, I will recommend you to buy one from the above-mentioned list. Each of them has amazing features. You can not find better than these for septic use or we can say that they are the best garbage disposals for septic.

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